81497136

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{242551}}^1$

素因数の和:242569

約数の個数: 40

約数和(自身を含む): 240611584

約数和(自身を除く): 159114448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 242551, 485102, 727653, 970204, 1455306, 1697857, 1940408, 2910612, 3395714, 3880816, 5093571, 5821224, 6791428, 10187142, 11642448, 13582856, 20374284, 27165712, 40748568, 81497136]

約数ペア:

[(1, 81497136), (2, 40748568), (3, 27165712), (4, 20374284), (6, 13582856), (7, 11642448), (8, 10187142), (12, 6791428), (14, 5821224), (16, 5093571), (21, 3880816), (24, 3395714), (28, 2910612), (42, 1940408), (48, 1697857), (56, 1455306), (84, 970204), (112, 727653), (168, 485102), (336, 242551)]